protected virtual void buildTopology()
{
using (new ProfilerSample("Build Topology")) {
var topology = MeshCache.GetTopology(_generation.graphic.mesh);
int vertOffset = _generation.verts.Count;
for (int i = 0; i < topology.tris.Length; i++)
{
_generation.tris.Add(topology.tris[i] + vertOffset);
}
if (_doesRequireNormals)
{
var normals = MeshCache.GetNormals(_generation.graphic.mesh);
for (int i = 0; i < topology.verts.Length; i++)
{
Vector3 meshVert;
Vector3 meshNormal;
graphicVertNormalToMeshVertNormal(topology.verts[i], normals[i], out meshVert, out meshNormal);
_generation.verts.Add(meshVert);
_generation.normals.Add(meshNormal);
}
}
else
{
for (int i = 0; i < topology.verts.Length; i++)
{
_generation.verts.Add(graphicVertToMeshVert(topology.verts[i]));
}
}
}
}
public override void RebuildEditorPickingMesh()
{
base.RebuildEditorPickingMesh();
Assert.IsNotNull(_meshGraphic);
_meshGraphic.RefreshMeshData();
List <Vector3> pickingVerts = new List <Vector3>();
List <int> pickingTris = new List <int>();
pickingVerts.Clear();
pickingTris.Clear();
if (pickingMesh == null)
{
pickingMesh = new Mesh();
pickingMesh.MarkDynamic();
pickingMesh.hideFlags = HideFlags.HideAndDontSave;
pickingMesh.name = "Graphic Picking Mesh";
}
pickingMesh.Clear();
if (_meshGraphic.mesh == null)
{
return;
}
var topology = MeshCache.GetTopology(_meshGraphic.mesh);
for (int i = 0; i < topology.tris.Length; i++)
{
pickingTris.Add(topology.tris[i] + pickingVerts.Count);
}
ITransformer transformer = null;
if (_meshGraphic.anchor != null)
{
transformer = _meshGraphic.anchor.transformer;
}
for (int i = 0; i < topology.verts.Length; i++)
{
Vector3 localRectVert = _meshGraphic.attachedGroup.renderer.transform.InverseTransformPoint(_meshGraphic.transform.TransformPoint(topology.verts[i]));
if (transformer != null)
{
localRectVert = transformer.TransformPoint(localRectVert);
}
localRectVert = _meshGraphic.attachedGroup.renderer.transform.TransformPoint(localRectVert);
pickingVerts.Add(localRectVert);
}
pickingMesh.SetVertices(pickingVerts);
pickingMesh.SetTriangles(pickingTris, 0, calculateBounds: true);
pickingMesh.RecalculateNormals();
}
